Substituted α-methyltryptamines CompoundStructure Substituted tryptamines α-Methyltryptamine (αMT) 4-Methyl-α-methyltryptamine (4-Me-αMT) α,N-Dimethyltryptamine (NM-αMT) α-Ethyltryptamine (αET) 4-Hydroxy-α-methyltryptamine (4-HO-αMT) 5-Fluoro-α-methyltryptamine (5-Fluoro-αMT) α,N-Dimethyl-β-ketotryptamine (βk-NM-αMT) 5-Methoxy-α-methyltryptamine (5-MeO-αMT) 5-Fluoro-α-ethyltryptamine (5-Fluoro-αET) 5-Chloro-α-methyltryptamine (5-Chloro-αMT) 7-Chloro-α-methyltryptamine (7-Chloro-αMT) 5-Ethoxy-α-methyltryptamine (5-EtO-αMT) α,N-Dimethyl-5-fluoro-β-ketotryptamine (βk-5F-NM-αMT) 5-Chloro-α-ethyltryptamine (5-Chloro-αET) α,N-Dimethyl-5-chloro-β-ketotryptamine (βk-5Cl-NM-αMT) Indolylpropylaminopentane (IPAP) α,N-Dimethyl-5-bromo-β-ketotryptamine (βk-5Br-NM-αMT)